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* WhatsAppMessageHandler
* Processes incoming WhatsApp messages with tenant isolation
*
* @module services/whatsapp/WhatsAppMessageHandler
*/
const { logger } = require('../../config/logger');
const WhatsAppMessage = require('../../models/WhatsAppMessage');
const WhatsAppContact = require('../../models/WhatsAppContact');
const axios = require('axios');
const crypto = require('crypto');
class WhatsAppMessageHandler {
constructor(io, mediaHandler, options = {}) {
this.io = io;
this.mediaHandler = mediaHandler;
this.enableOpenAI = options.enableOpenAI || false;
}
/**
* Get bot settings for tenant
* @param {number} tenantId - Tenant ID
* @returns {Promise<Object>} Bot settings
*/
async getBotSettings(tenantId) {
const { pool } = require('../../config/database');
try {
const [rows] = await pool.execute(
'SELECT bot_enabled, group_enabled FROM tenants WHERE id = ?',
[tenantId]
);
if (rows.length === 0) {
return { bot_enabled: true, group_enabled: false };
}
return {
bot_enabled: rows[0].bot_enabled === 1 || rows[0].bot_enabled === true,
group_enabled: rows[0].group_enabled === 1 || rows[0].group_enabled === true
};
} catch (error) {
logger.error('Error getting bot settings', { tenantId, error: error.message });
return { bot_enabled: true, group_enabled: false };
}
}
/**
* Check if conversation is in manual mode (human took over)
* @param {number} tenantId - Tenant ID
* @param {number} conversationId - Conversation ID
* @returns {Promise<boolean>} True if in manual mode
*/
async isConversationInManualMode(tenantId, conversationId) {
const { pool } = require('../../config/database');
try {
const [rows] = await pool.execute(
'SELECT status, assigned_user_id FROM conversations WHERE id = ? AND tenant_id = ?',
[conversationId, tenantId]
);
if (rows.length === 0) {
return false;
}
// If conversation is assigned to someone or status is 'active'/'attended' (human handling), it's in manual mode
const conv = rows[0];
return conv.assigned_user_id !== null || conv.status === 'active' || conv.status === 'attended';
} catch (error) {
logger.error('Error checking manual mode', { tenantId, conversationId, error: error.message });
return false;
}
}
/**
* Normalize remoteJid to ensure consistency
* Always use @lid format if available, otherwise @s.whatsapp.net
* @param {string} remoteJid - Original remoteJid
* @returns {string} Normalized remoteJid
*/
normalizeRemoteJid(remoteJid) {
if (!remoteJid) return null;
// If already has @lid, keep it
if (remoteJid.includes('@lid')) {
return remoteJid;
}
// If has @s.whatsapp.net, extract number and add @lid
if (remoteJid.includes('@s.whatsapp.net')) {
const number = remoteJid.split('@')[0];
return `${number}@lid`;
}
// If no @, add @lid
return `${remoteJid}@lid`;
}
/**
* Extract phone number from remoteJid
* Tries to get the real phone number, not the LID
* @param {string} remoteJid - Remote JID
* @param {Object} message - WhatsApp message object
* @param {Object} sock - WhatsApp socket (optional, for LID resolution)
* @returns {string} Phone number
*/
extractPhoneNumber(remoteJid, message, sock = null) {
if (!remoteJid) return 'unknown';
console.log('🔍 [extractPhoneNumber] Input:', { remoteJid, hasMessage: !!message, hasSock: !!sock });
// CRITICAL: Check for remoteJidAlt first (contains real phone number)
if (message?.key?.remoteJidAlt) {
const altJid = message.key.remoteJidAlt;
console.log('🔍 [extractPhoneNumber] Found remoteJidAlt:', altJid);
if (altJid.includes('@s.whatsapp.net')) {
let number = altJid.split('@')[0];
if (number.includes(':')) {
number = number.split(':')[0];
}
console.log('✅ [extractPhoneNumber] Using real number from remoteJidAlt:', number);
return this.formatPhoneNumber(number);
}
}
// If it's a @s.whatsapp.net format, extract the number directly
if (remoteJid.includes('@s.whatsapp.net')) {
let number = remoteJid.split('@')[0];
// Remove any : suffix (device identifier)
if (number.includes(':')) {
number = number.split(':')[0];
}
console.log('🔍 [extractPhoneNumber] Extracted from @s.whatsapp.net:', number);
return this.formatPhoneNumber(number);
}
// If it's a @lid format, try to get number from participant or other sources
if (remoteJid.includes('@lid')) {
console.log('🔍 [extractPhoneNumber] Processing @lid format');
// Check if there's a participant (for group messages)
if (message?.key?.participant) {
let participant = message.key.participant;
console.log('🔍 [extractPhoneNumber] Found participant:', participant);
if (participant.includes('@s.whatsapp.net')) {
let number = participant.split('@')[0];
if (number.includes(':')) {
number = number.split(':')[0];
}
return this.formatPhoneNumber(number);
}
}
// For LID, extract the numeric part
let lidNumber = remoteJid.split('@')[0];
if (lidNumber.includes(':')) {
lidNumber = lidNumber.split(':')[0];
}
console.log('🔍 [extractPhoneNumber] LID number:', lidNumber, 'length:', lidNumber.length);
// If it looks like a phone number (10-15 digits, all numeric), format it
if (lidNumber.length >= 10 && lidNumber.length <= 15 && /^\d+$/.test(lidNumber)) {
return this.formatPhoneNumber(lidNumber);
}
// Otherwise return the LID as-is (it's an internal ID)
return lidNumber;
}
// Fallback: just extract the number part
let number = remoteJid;
if (number.includes('@')) {
number = number.split('@')[0];
}
if (number.includes(':')) {
number = number.split(':')[0];
}
return this.formatPhoneNumber(number);
}
/**
* Format phone number for display - INTERNATIONAL
* @param {string} number - Raw phone number
* @returns {string} Formatted phone number
*/
formatPhoneNumber(number) {
if (!number) return 'unknown';
// Remove any non-numeric characters except +
let clean = number.replace(/[^\d+]/g, '');
// Add + if not present and looks like international number
if (!clean.startsWith('+') && clean.length > 10) {
clean = '+' + clean;
}
return clean;
}
/**
* Process incoming message for tenant
* @param {number} tenantId - Tenant ID
* @param {Object} m - Messages upsert event
* @param {Object} sock - WhatsApp socket
* @param {Function} downloadMediaMessage - Download function
*/
async handleMessage(tenantId, m, sock, downloadMediaMessage) {
try {
console.log('🔔 [WhatsApp] handleMessage called for tenant:', tenantId);
logger.info('Processing messages for tenant', {
tenantId,
hasMessages: !!m.messages,
messageCount: m.messages?.length || 0,
type: m.type
});
// CRITICAL: Only process 'notify' type messages (new incoming messages)
// Ignore 'append' type (history sync) to prevent creating old conversations
if (m.type !== 'notify') {
console.log(`⏭️ [WhatsApp] Ignoring message type: ${m.type} (only processing 'notify')`);
logger.info('Ignoring non-notify message type', { tenantId, type: m.type });
return;
}
const messages = m.messages;
if (!messages || messages.length === 0) {
console.log('⚠️ [WhatsApp] No messages in upsert event');
logger.warn('No messages in upsert event', { tenantId });
return;
}
console.log(`📨 [WhatsApp] Processing ${messages.length} message(s)`);
for (const message of messages) {
// DEBUG: Log FULL message to see what data is available
console.log('🔍 DEBUG FULL message:', JSON.stringify(message, null, 2));
// Ignore messages from self
if (message.key.fromMe) {
console.log('⏭️ [WhatsApp] Ignoring message from self');
logger.info('Ignoring message from self', { tenantId });
continue;
}
// Ignore status broadcasts (stories/status updates)
if (message.key.remoteJid === 'status@broadcast') {
console.log('⏭️ [WhatsApp] Ignoring status broadcast');
logger.info('Ignoring status broadcast', { tenantId });
continue;
}
// Ignore messages without valid remoteJid
if (!message.key.remoteJid) {
console.log('⏭️ [WhatsApp] Ignoring message without remoteJid');
logger.info('Ignoring message without remoteJid', { tenantId });
continue;
}
console.log('✅ [WhatsApp] Processing incoming message...');
await this.processMessage(tenantId, message, sock, downloadMediaMessage);
}
} catch (error) {
console.error('❌ [WhatsApp] Error handling messages:', error);
logger.error('Error handling messages for tenant', {
tenantId,
error: error.message
});
}
}
/**
* Check and send welcome messages if needed
* @param {number} tenantId - Tenant ID
* @param {string} phoneNumber - Phone number
* @param {Object} sock - WhatsApp socket
* @param {string} remoteJid - Remote JID
* @param {string} pushName - Contact name
* @returns {Promise<boolean>} True if welcome messages were sent
*/
async checkAndSendWelcomeMessages(tenantId, phoneNumber, sock, remoteJid, pushName) {
const { pool } = require('../../config/database');
let connection;
try {
console.log(`👋 [Welcome] Checking for tenant ${tenantId}, phone ${phoneNumber}`);
connection = await pool.getConnection();
// Check if welcome was already sent in last 2 hours
const [sent] = await connection.execute(
'SELECT id FROM welcome_sent WHERE tenant_id = ? AND phone_number = ? AND sent_at > DATE_SUB(NOW(), INTERVAL 2 HOUR)',
[tenantId, phoneNumber]
);
if (sent.length > 0) {
console.log('⏭️ [Welcome] Already sent in last 2 hours');
connection.release();
return false; // Already sent in last 2 hours
}
// Get active welcome messages for this tenant
const [welcomeMessages] = await connection.execute(
'SELECT * FROM welcome_messages WHERE tenant_id = ? AND active = TRUE ORDER BY order_position ASC',
[tenantId]
);
console.log(`📋 [Welcome] Found ${welcomeMessages.length} welcome messages`);
if (welcomeMessages.length === 0) {
console.log('⏭️ [Welcome] No welcome messages configured');
connection.release();
return false;
}
// Send each welcome message with delay
for (let i = 0; i < welcomeMessages.length; i++) {
const msg = welcomeMessages[i];
// Add delay before first message (7 seconds) or between messages (2 seconds)
if (i === 0) {
await new Promise(resolve => setTimeout(resolve, 7000)); // 7 seconds delay for first message
} else {
await new Promise(resolve => setTimeout(resolve, 2000)); // 2 seconds between messages
}
// Send typing indicator
try {
await sock.sendPresenceUpdate('composing', remoteJid);
} catch (err) {
logger.warn('Error sending typing indicator', { error: err.message });
}
// Wait for typing effect (3 seconds)
await new Promise(resolve => setTimeout(resolve, 3000));
// Replace placeholders in message text
const text = await this.replacePlaceholders(tenantId, msg.message_text, { phoneNumber, pushName });
try {
await sock.sendMessage(remoteJid, { text });
logger.info('Welcome message sent', { tenantId, phoneNumber, messageIndex: i });
} catch (err) {
logger.error('Error sending welcome message', {
error: err.message,
tenantId,
phoneNumber
});
}
// Stop typing
try {
await sock.sendPresenceUpdate('available', remoteJid);
} catch (err) {
logger.warn('Error stopping typing indicator', { error: err.message });
}
}
// Mark as sent
await connection.execute(
'INSERT INTO welcome_sent (tenant_id, phone_number, sent_at) VALUES (?, ?, NOW()) ON DUPLICATE KEY UPDATE sent_at = NOW()',
[tenantId, phoneNumber]
);
connection.release();
logger.info('Welcome messages sent', { tenantId, phoneNumber, count: welcomeMessages.length });
return true;
} catch (error) {
if (connection) connection.release();
logger.error('Error sending welcome messages', { tenantId, error: error.message });
return false;
}
}
/**
* Process auto-reply (FAQ matching)
* @param {number} tenantId - Tenant ID
* @param {string} phoneNumber - Phone number
* @param {string} text - Message text
* @param {Object} message - Original message
* @param {Object} sock - WhatsApp socket
* @param {string} remoteJid - Remote JID
* @param {string} pushName - Contact name
* @returns {Promise<boolean>} True if FAQ was matched and sent
*/
async processAutoReply(tenantId, phoneNumber, text, message, sock, remoteJid, pushName) {
if (!text) return false;
const { pool } = require('../../config/database');
let connection;
try {
console.log(`🤖 [FAQ] Searching FAQ for tenant ${tenantId}, text: "${text}"`);
connection = await pool.getConnection();
// Check for FAQ match
const [faqs] = await connection.execute(
'SELECT * FROM faqs WHERE tenant_id = ? AND active = TRUE AND LOWER(question) LIKE LOWER(?) ORDER BY order_position ASC LIMIT 1',
[tenantId, `%${text}%`]
);
console.log(`📋 [FAQ] Found ${faqs.length} matching FAQ(s)`);
if (faqs.length === 0) {
console.log('⏭️ [FAQ] No FAQ match found');
connection.release();
return false;
}
const faq = faqs[0];
console.log(`✅ [FAQ] Matched FAQ: "${faq.question}" -> "${faq.answer.substring(0, 50)}..."`);
// Replace placeholders in FAQ answer
const response = await this.replacePlaceholders(tenantId, faq.answer, { phoneNumber, pushName });
// Wait 3 seconds before reacting
await new Promise(resolve => setTimeout(resolve, 3000));
// Send reaction to message if configured
if (message?.key && faq.emoji) {
try {
await sock.sendMessage(remoteJid, {
react: {
text: faq.emoji,
key: message.key
}
});
logger.info('Reaction sent', { tenantId, phoneNumber, emoji: faq.emoji });
} catch (err) {
logger.warn('Error sending reaction', { error: err.message });
}
}
// Wait 2 more seconds
await new Promise(resolve => setTimeout(resolve, 2000));
// Send typing indicator
try {
await sock.sendPresenceUpdate('composing', remoteJid);
} catch (err) {
logger.warn('Error sending typing indicator', { error: err.message });
}
// Wait for typing effect
await new Promise(resolve => setTimeout(resolve, 3000));
// Send FAQ response
try {
await sock.sendMessage(remoteJid, { text: response });
logger.info('FAQ response sent', { tenantId, phoneNumber, faqId: faq.id });
// Save outgoing message
await this.saveOutgoingMessage(tenantId, phoneNumber, response, {
messageType: 'text'
});
} catch (err) {
logger.error('Error sending FAQ response', { error: err.message, tenantId, phoneNumber });
}
// Stop typing
try {
await sock.sendPresenceUpdate('available', remoteJid);
} catch (err) {
logger.warn('Error stopping typing indicator', { error: err.message });
}
connection.release();
return true;
} catch (error) {
if (connection) connection.release();
logger.error('Error processing auto-reply', { tenantId, error: error.message });
return false;
}
}
/**
* Process AI response when no FAQ match
* @param {number} tenantId - Tenant ID
* @param {string} phoneNumber - Phone number
* @param {string} text - Message text
* @param {Object} message - Original message
* @param {Object} sock - WhatsApp socket
* @param {string} remoteJid - Remote JID
* @param {string} pushName - Contact name
* @param {number} conversationId - Conversation ID
* @returns {Promise<boolean>} True if AI response was sent
*/
async processAIResponse(tenantId, phoneNumber, text, message, sock, remoteJid, pushName, conversationId) {
if (!text) return false;
const { pool } = require('../../config/database');
let connection;
try {
console.log(`🤖 [AI] Checking AI config for tenant ${tenantId}`);
connection = await pool.getConnection();
// Get active AI configuration for this tenant
const [configs] = await connection.execute(
`SELECT * FROM ai_configurations
WHERE tenant_id = ? AND active = TRUE AND auto_response_enabled = TRUE
LIMIT 1`,
[tenantId]
);
if (configs.length === 0) {
console.log('⏭️ [AI] No active AI configuration found');
connection.release();
return false;
}
const config = configs[0];
console.log(`✅ [AI] Found active config: ${config.persona_name} (${config.provider})`);
// Check business hours if configured
if (config.business_hours_start && config.business_hours_end) {
const now = new Date();
const currentTime = now.toTimeString().slice(0, 5); // HH:MM format
const currentDay = now.toLocaleDateString('en-US', { weekday: 'long' }).toLowerCase();
const businessDays = (config.business_days || '').toLowerCase().split(',').map(d => d.trim());
if (businessDays.length > 0 && !businessDays.includes(currentDay)) {
console.log(`⏭️ [AI] Outside business days (${currentDay} not in ${businessDays.join(', ')})`);
connection.release();
return false;
}
if (currentTime < config.business_hours_start || currentTime > config.business_hours_end) {
console.log(`⏭️ [AI] Outside business hours (${currentTime} not between ${config.business_hours_start}-${config.business_hours_end})`);
connection.release();
return false;
}
}
// Decrypt API key
const apiKey = this.decryptApiKey(config.api_key);
if (!apiKey) {
console.log('⏭️ [AI] Failed to decrypt API key');
connection.release();
return false;
}
// Get conversation history for context (last 10 messages)
const [history] = await connection.execute(
`SELECT content, direction FROM whatsapp_messages
WHERE tenant_id = ? AND conversation_id = ?
ORDER BY created_at DESC LIMIT 10`,
[tenantId, conversationId]
);
// Build messages array for AI
const messages = [];
// Add system prompt
if (config.system_prompt) {
messages.push({
role: 'system',
content: config.system_prompt
});
}
// Add conversation history (reversed to chronological order)
const reversedHistory = history.reverse();
for (const msg of reversedHistory) {
messages.push({
role: msg.direction === 'incoming' ? 'user' : 'assistant',
content: msg.content
});
}
// Add current message if not already in history
if (messages.length === 0 || messages[messages.length - 1].content !== text) {
messages.push({
role: 'user',
content: text
});
}
console.log(`🤖 [AI] Sending request to ${config.provider} with ${messages.length} messages`);
// Call AI API
let aiResponse;
const apiUrl = config.provider === 'deepseek'
? 'https://api.deepseek.com/v1/chat/completions'
: 'https://api.openai.com/v1/chat/completions';
try {
const response = await axios.post(
apiUrl,
{
model: config.model_name,
messages: messages,
temperature: parseFloat(config.temperature) || 0.7,
max_tokens: parseInt(config.max_tokens) || 1000
},
{
headers: {
'Authorization': `Bearer ${apiKey}`,
'Content-Type': 'application/json'
},
timeout: 30000
}
);
aiResponse = response.data.choices[0].message.content;
console.log(`✅ [AI] Got response: "${aiResponse.substring(0, 100)}..."`);
} catch (apiError) {
console.error('❌ [AI] API error:', apiError.response?.data || apiError.message);
connection.release();
return false;
}
// Apply response delay if configured
const delay = (config.response_delay || 2) * 1000;
if (delay > 0) {
await new Promise(resolve => setTimeout(resolve, delay));
}
// Send typing indicator
try {
await sock.sendPresenceUpdate('composing', remoteJid);
} catch (err) {
logger.warn('Error sending typing indicator', { error: err.message });
}
// Wait for typing effect (based on response length)
const typingDelay = Math.min(Math.max(aiResponse.length * 20, 1000), 5000);
await new Promise(resolve => setTimeout(resolve, typingDelay));
// Send AI response
try {
await sock.sendMessage(remoteJid, { text: aiResponse });
logger.info('AI response sent', { tenantId, phoneNumber, provider: config.provider });
// Save outgoing message
await this.saveOutgoingMessage(tenantId, phoneNumber, aiResponse, {
messageType: 'text',
metadata: { ai_generated: true, provider: config.provider, model: config.model_name }
});
} catch (err) {
logger.error('Error sending AI response', { error: err.message, tenantId, phoneNumber });
connection.release();
return false;
}
// Stop typing
try {
await sock.sendPresenceUpdate('available', remoteJid);
} catch (err) {
logger.warn('Error stopping typing indicator', { error: err.message });
}
connection.release();
return true;
} catch (error) {
if (connection) connection.release();
logger.error('Error processing AI response', { tenantId, error: error.message });
console.error('❌ [AI] Full error:', error);
return false;
}
}
/**
* Decrypt API key
* @param {string} encryptedText - Encrypted API key
* @returns {string|null} Decrypted API key or null on error
*/
decryptApiKey(encryptedText) {
try {
const keyString = process.env.ENCRYPTION_KEY || 'default-key-change-in-production-32';
const key = crypto.createHash('sha256').update(keyString).digest();
const textParts = encryptedText.split(':');
const iv = Buffer.from(textParts.shift(), 'hex');
const encrypted = textParts.join(':');
const decipher = crypto.createDecipheriv('aes-256-cbc', key, iv);
let decrypted = decipher.update(encrypted, 'hex', 'utf8');
decrypted += decipher.final('utf8');
return decrypted;
} catch (error) {
logger.error('Error decrypting API key', { error: error.message });
return null;
}
}
/**
* Replace placeholders in text
* @param {number} tenantId - Tenant ID
* @param {string} text - Text with placeholders
* @param {Object} data - Placeholder data
* @returns {Promise<string>} Text with replaced placeholders
*/
async replacePlaceholders(tenantId, text, data = {}) {
if (!text) return text;
let result = text;
// Replace {{customer_name}} with WhatsApp contact name
if (data.pushName) {
result = result.replace(/\{\{customer_name\}\}/g, data.pushName);
result = result.replace(/\{\{name\}\}/g, data.pushName);
result = result.replace(/\{\{nome\}\}/g, data.pushName);
}
// Replace {{current_date}} and {{current_time}} with current date and time
const now = new Date();
result = result.replace(/\{\{current_date\}\}/g, now.toLocaleDateString());
result = result.replace(/\{\{current_time\}\}/g, now.toLocaleTimeString([], { hour: '2-digit', minute: '2-digit' }));
// Replace {{phone}} with phone number
if (data.phoneNumber) {
result = result.replace(/\{\{phone\}\}/g, data.phoneNumber);
result = result.replace(/\{\{telefone\}\}/g, data.phoneNumber);
}
// Get custom placeholders from database
const { pool } = require('../../config/database');
try {
const [placeholders] = await pool.query(
'SELECT placeholder_key, placeholder_value FROM message_placeholders WHERE tenant_id = ? AND active = TRUE',
[tenantId]
);
for (const placeholder of placeholders) {
const regex = new RegExp(`\\{\\{${placeholder.placeholder_key}\\}\\}`, 'g');
result = result.replace(regex, placeholder.placeholder_value);
}
} catch (error) {
logger.error('Error replacing placeholders', { tenantId, error: error.message });
}
return result;
}
/**
* Process single message
* @param {number} tenantId - Tenant ID
* @param {Object} message - WhatsApp message
* @param {Object} sock - WhatsApp socket
* @param {Function} downloadMediaMessage - Download function
*/
async processMessage(tenantId, message, sock, downloadMediaMessage) {
try {
// Extract message data
const originalRemoteJid = message.key.remoteJid;
// CRITICAL FIX: Always use originalRemoteJid for sending messages back
// The remoteJidAlt is only useful for extracting the phone number
// But for sending, we MUST use the original JID that WhatsApp gave us
const remoteJid = originalRemoteJid;
// Extract phone number - try to get the real number for display
let phoneNumber = this.extractPhoneNumber(originalRemoteJid, message);
const pushName = message.pushName || 'Unknown';
logger.info('Processing message for tenant', {
tenantId,
from: phoneNumber,
pushName,
originalRemoteJid,
remoteJidAlt: message.key.remoteJidAlt,
remoteJid,
isLID: originalRemoteJid.includes('@lid'),
usingAlt: !!message.key.remoteJidAlt
});
// Extract message content
const messageData = this.extractMessageData(message);
// Download media if exists
if (messageData.mediaType) {
const media = await this.mediaHandler.downloadMedia(
tenantId,
message,
downloadMediaMessage
);
if (media) {
messageData.mediaUrl = media.url;
messageData.mediaMimetype = media.mimeType;
messageData.mediaSize = media.size;
messageData.caption = media.caption;
}
}
// Get or create conversation
const conversationId = await this.getOrCreateConversation(tenantId, phoneNumber, pushName, messageData.text, remoteJid);
// Save message to database
const savedMessage = await WhatsAppMessage.create(tenantId, {
phone_number: phoneNumber,
contact_name: pushName,
message_type: messageData.mediaType || 'text',
content: messageData.text,
media_url: messageData.mediaUrl,
media_mimetype: messageData.mediaMimetype,
media_size: messageData.mediaSize,
caption: messageData.caption,
direction: 'incoming',
status: 'received',
whatsapp_message_id: message.key.id,
conversation_id: conversationId,
metadata: {
remoteJid,
pushName,
timestamp: message.messageTimestamp
}
});
// Update or create contact
await WhatsAppContact.upsert(tenantId, {
phone_number: phoneNumber,
name: pushName,
last_message_at: new Date()
});
await WhatsAppContact.incrementMessageCount(tenantId, phoneNumber);
// Emit to tenant namespace - CRITICAL FIX: Use correct namespace
const tenantNamespace = this.io.of(`/tenant/${tenantId}`);
// Emit new message event
tenantNamespace.emit('new-message', {
tenantId,
messageId: savedMessage.id,
conversationId: conversationId,
phoneNumber,
contactName: pushName,
messageType: messageData.mediaType || 'text',
content: messageData.text,
mediaUrl: messageData.mediaUrl,
timestamp: new Date(),
direction: 'incoming'
});
// Emit alert for new message received (visible to all users initially)
tenantNamespace.emit('new-message-alert', {
conversationId: conversationId,
contactName: pushName,
phoneNumber,
message: `New message received from ${pushName || phoneNumber}`,
timestamp: new Date()
});
logger.info('Socket events emitted', {
tenantId,
event: 'new-message',
conversationId,
messageId: savedMessage.id
});
logger.info('Message processed and saved for tenant', {
tenantId,
messageId: savedMessage.id,
phoneNumber
});
// Process welcome messages and auto-reply (only for text messages)
if (messageData.text && !message.key.fromMe) {
console.log('💬 [Auto-Reply] Processing text message:', messageData.text);
// Check if this is a group message
const isGroup = originalRemoteJid.includes('@g.us');
// Check bot settings before processing
const botSettings = await this.getBotSettings(tenantId);
console.log('🤖 [Bot Settings]', botSettings);
// Skip if bot is disabled
if (!botSettings.bot_enabled) {
console.log('⏭️ [Auto-Reply] Bot is disabled for this tenant');
}
// Skip if it's a group and group responses are disabled
else if (isGroup && !botSettings.group_enabled) {
console.log('⏭️ [Auto-Reply] Group responses are disabled');
}
// Check if conversation is in manual mode (human took over)
else if (await this.isConversationInManualMode(tenantId, conversationId)) {
console.log('⏭️ [Auto-Reply] Conversation is in manual mode, skipping bot');
}
else {
// Check and send welcome messages first
console.log('👋 [Welcome] Checking welcome messages...');
const welcomeSent = await this.checkAndSendWelcomeMessages(
tenantId,
phoneNumber,
sock,
remoteJid,
pushName
);
if (welcomeSent) {
console.log('✅ [Welcome] Welcome messages sent!');
} else {
console.log('⏭️ [Welcome] No welcome messages sent, checking FAQ...');
}
// Process auto-reply only if no welcome messages were sent
if (!welcomeSent) {
console.log('🤖 [FAQ] Checking FAQ auto-reply...');
const faqSent = await this.processAutoReply(
tenantId,
phoneNumber,
messageData.text,
message,
sock,
remoteJid,
pushName
);
if (faqSent) {
console.log('✅ [FAQ] FAQ response sent!');
} else {
console.log('⏭️ [FAQ] No FAQ match found, checking AI...');
// Try AI response if no FAQ match
const aiSent = await this.processAIResponse(
tenantId,
phoneNumber,
messageData.text,
message,
sock,
remoteJid,
pushName,
conversationId
);
if (aiSent) {
console.log('✅ [AI] AI response sent!');
} else {
console.log('⏭️ [AI] No AI response (not configured or disabled)');
}
}
}
}
} else {
console.log('⏭️ [Auto-Reply] Skipping (not text or from self)');
}
} catch (error) {
logger.error('Error processing message for tenant', {
tenantId,
error: error.message,
stack: error.stack,
remoteJid: message?.key?.remoteJid,
remoteJidAlt: message?.key?.remoteJidAlt
});
console.error('❌ [processMessage] Full error:', error);
}
}
/**
* Get or create conversation - FIXED to prevent duplicates
* @param {number} tenantId - Tenant ID
* @param {string} phoneNumber - Phone number
* @param {string} contactName - Contact name
* @param {string} lastMessage - Last message text
* @param {string} remoteJid - WhatsApp remote JID
* @returns {Promise<number>} Conversation ID
*/
async getOrCreateConversation(tenantId, phoneNumber, contactName, lastMessage, remoteJid) {
const { pool } = require('../../config/database');
let connection;
try {
connection = await pool.getConnection();
// CRITICAL FIX: Normalize phone number to prevent duplicates
// Remove any @ suffix and extract just the number
let normalizedPhone = phoneNumber;
if (normalizedPhone.includes('@')) {
normalizedPhone = normalizedPhone.split('@')[0];
}
// Remove any : suffix (device identifier)
if (normalizedPhone.includes(':')) {
normalizedPhone = normalizedPhone.split(':')[0];
}
// Remove + prefix for consistency
normalizedPhone = normalizedPhone.replace(/^\+/, '');
// CRITICAL FIX: Normalize remoteJid - always use the original format
// Don't convert between @lid and @s.whatsapp.net
let normalizedRemoteJid = remoteJid;
if (normalizedRemoteJid && normalizedRemoteJid.includes(':')) {
// Remove device identifier from remoteJid
const parts = normalizedRemoteJid.split('@');
if (parts.length === 2) {
const numberPart = parts[0].split(':')[0];
normalizedRemoteJid = `${numberPart}@${parts[1]}`;
}
}
logger.info('getOrCreateConversation - normalized', {
original: phoneNumber,
normalized: normalizedPhone,
remoteJid,
normalizedRemoteJid
});
// CRITICAL FIX: Search by remote_jid first (most reliable), then by phone_number
// Also search for both @lid and @s.whatsapp.net variants
const lidJid = `${normalizedPhone}@lid`;
const whatsappJid = `${normalizedPhone}@s.whatsapp.net`;
let [conversations] = await connection.query(
`SELECT id, phone_number, remote_jid FROM conversations
WHERE tenant_id = ? AND (
remote_jid = ?
OR remote_jid = ?
OR remote_jid = ?
OR phone_number = ?
OR phone_number = ?
OR phone_number LIKE ?
)
ORDER BY updated_at DESC
LIMIT 1`,
[tenantId, normalizedRemoteJid, lidJid, whatsappJid, normalizedPhone, `+${normalizedPhone}`, `%${normalizedPhone.slice(-10)}`]
);
let conversationId;
let isNewConversation = false;
const lastMessageText = lastMessage || '[Media]';
const finalContactName = contactName || null;
if (conversations.length === 0) {
// Create new conversation with normalized phone number
// Use INSERT IGNORE to prevent duplicate key errors
try {
const [result] = await connection.query(
'INSERT INTO conversations (tenant_id, phone_number, remote_jid, contact_name, last_message, last_message_time, status, created_at, updated_at) VALUES (?, ?, ?, ?, ?, NOW(), ?, NOW(), NOW())',
[tenantId, normalizedPhone, normalizedRemoteJid, finalContactName, lastMessageText, 'waiting']
);
conversationId = result.insertId;
isNewConversation = true;
logger.info('Conversation created', { tenantId, conversationId, phoneNumber: normalizedPhone, contactName: finalContactName });
} catch (insertError) {
// If duplicate key error, try to find the existing conversation
if (insertError.code === 'ER_DUP_ENTRY') {
logger.warn('Duplicate entry detected, fetching existing conversation', { tenantId, normalizedRemoteJid });
const [existingConv] = await connection.query(
`SELECT id FROM conversations WHERE tenant_id = ? AND remote_jid = ? LIMIT 1`,
[tenantId, normalizedRemoteJid]
);
if (existingConv.length > 0) {
conversationId = existingConv[0].id;
logger.info('Found existing conversation after duplicate error', { tenantId, conversationId });
} else {
throw insertError;
}
} else {
throw insertError;
}
}
} else {
conversationId = conversations[0].id;
// Update last message, contact name, and remote_jid (if provided)
const updateFields = ['last_message = ?', 'last_message_time = NOW()', 'updated_at = NOW()'];
const updateParams = [lastMessageText];
if (finalContactName) {
updateFields.push('contact_name = ?');
updateParams.push(finalContactName);
}
// Only update remote_jid if it's different and not null
if (normalizedRemoteJid && conversations[0].remote_jid !== normalizedRemoteJid) {
updateFields.push('remote_jid = ?');
updateParams.push(normalizedRemoteJid);
}
// Only set status to waiting if not already attended/active
updateFields.push("status = CASE WHEN status IN ('attended', 'active') THEN status ELSE 'waiting' END");
updateParams.push(conversationId);
await connection.query(
`UPDATE conversations SET ${updateFields.join(', ')} WHERE id = ?`,
updateParams
);
logger.info('Conversation updated', { tenantId, conversationId, phoneNumber: normalizedPhone, contactName: finalContactName });
}
connection.release();
// If this is a new conversation, emit a special event for first message visibility
if (isNewConversation) {
// This will be handled by the calling method to emit appropriate alerts
logger.info('New conversation created - first message will be visible to all store users', {
tenantId,
conversationId,
phoneNumber: normalizedPhone
});
}
return conversationId;
} catch (error) {
if (connection) connection.release();
logger.error('Error getting/creating conversation', {
tenantId,
phoneNumber,
remoteJid,
error: error.message
});
throw error;
}
}
/**
* Extract message data from Baileys message object
* @param {Object} message - WhatsApp message
* @returns {Object} Extracted data
*/
extractMessageData(message) {
const msg = message.message;
const messageData = {
text: null,
mediaUrl: null,
mediaType: null,
mediaMimetype: null,
mediaSize: null,
caption: null
};
if (!msg) return messageData;
// Text message
if (msg.conversation) {
messageData.text = msg.conversation;
} else if (msg.extendedTextMessage) {
messageData.text = msg.extendedTextMessage.text;
}
// Image message
if (msg.imageMessage) {
messageData.mediaType = 'image';
messageData.caption = msg.imageMessage.caption;
messageData.mediaMimetype = msg.imageMessage.mimetype;
}
// Video message
if (msg.videoMessage) {
messageData.mediaType = 'video';
messageData.caption = msg.videoMessage.caption;
messageData.mediaMimetype = msg.videoMessage.mimetype;
}
// Audio message
if (msg.audioMessage) {
messageData.mediaType = 'audio';
messageData.mediaMimetype = msg.audioMessage.mimetype;
}
// Document message
if (msg.documentMessage) {
messageData.mediaType = 'document';
messageData.caption = msg.documentMessage.caption;
messageData.mediaMimetype = msg.documentMessage.mimetype;
messageData.text = msg.documentMessage.fileName;
}
// Sticker message
if (msg.stickerMessage) {
messageData.mediaType = 'sticker';
messageData.mediaMimetype = msg.stickerMessage.mimetype;
}
// Location message
if (msg.locationMessage) {
messageData.mediaType = 'location';
messageData.text = `Location: ${msg.locationMessage.degreesLatitude}, ${msg.locationMessage.degreesLongitude}`;
}
// Contact message
if (msg.contactMessage) {
messageData.mediaType = 'contact';
messageData.text = msg.contactMessage.displayName;
}
return messageData;
}
/**
* Save outgoing message for tenant
* @param {number} tenantId - Tenant ID
* @param {string} phoneNumber - Phone number
* @param {string} content - Message content
* @param {Object} options - Additional options
* @returns {Promise<Object>} Saved message
*/
async saveOutgoingMessage(tenantId, phoneNumber, content, options = {}) {
const { pool } = require('../../config/database');
let connection;
try {
connection = await pool.getConnection();
// Verify tenant exists
const [tenants] = await connection.query(
'SELECT id FROM tenants WHERE id = ?',
[tenantId]
);
if (tenants.length === 0) {
connection.release();
throw new Error(`Tenant ${tenantId} not found`);
}
// Normalize phoneNumber to remoteJid format
let remoteJid = phoneNumber;
if (remoteJid && !remoteJid.includes('@')) {
remoteJid = `${remoteJid}@lid`;
} else if (remoteJid && remoteJid.includes('@s.whatsapp.net')) {
const number = remoteJid.split('@')[0];
remoteJid = `${number}@lid`;
}
// CRITICAL FIX: Get contact name from conversation or use phone number
let contactName = options.contactName;
if (!contactName || contactName === 'Unknown' || contactName.trim() === '') {
// Try to get from existing conversation
const [existingConv] = await connection.query(
'SELECT contact_name FROM conversations WHERE tenant_id = ? AND (remote_jid = ? OR phone_number = ?) LIMIT 1',
[tenantId, remoteJid, remoteJid.split('@')[0]]
);
if (existingConv.length > 0 && existingConv[0].contact_name) {
contactName = existingConv[0].contact_name;
} else {
contactName = remoteJid.split('@')[0]; // Use phone number as fallback
}
}
// Get or create conversation with normalized remoteJid
const conversationId = await this.getOrCreateConversation(
tenantId,
remoteJid.split('@')[0], // phoneNumber without @
contactName,
content,
remoteJid // Pass the normalized remoteJid
);
const savedMessage = await WhatsAppMessage.create(tenantId, {
phone_number: phoneNumber,
message_type: options.messageType || 'text',
content: content,
media_url: options.mediaUrl || null,
media_mimetype: options.mediaMimetype || null,
media_size: options.mediaSize || null,
caption: options.caption || null,
direction: 'outgoing',
status: 'sent',
whatsapp_message_id: options.whatsappMessageId || null,
conversation_id: conversationId,
metadata: options.metadata || null
});
// Update contact
await WhatsAppContact.upsert(tenantId, {
phone_number: phoneNumber,
last_message_at: new Date()
});
await WhatsAppContact.incrementMessageCount(tenantId, phoneNumber);
// Emit to tenant namespace - CRITICAL FIX: Use correct namespace
const tenantNamespace = this.io.of(`/tenant/${tenantId}`);
tenantNamespace.emit('message-sent', {
tenantId,
messageId: savedMessage.id,
conversationId: conversationId,
phoneNumber,
content,
timestamp: new Date(),
direction: 'outgoing'
});
logger.info('Socket event emitted', {
tenantId,
event: 'message-sent',
conversationId,
messageId: savedMessage.id
});
logger.info('Outgoing message saved for tenant', {
tenantId,
messageId: savedMessage.id,
phoneNumber
});
connection.release();
return savedMessage;
} catch (error) {
if (connection) connection.release();
logger.error('Error saving outgoing message for tenant', {
tenantId,
phoneNumber,
error: error.message,
stack: error.stack
});
throw error;
}
}
/**
* Update message status
* @param {number} tenantId - Tenant ID
* @param {string} whatsappMessageId - WhatsApp message ID
* @param {string} status - New status
*/
async updateMessageStatus(tenantId, whatsappMessageId, status) {
try {
await WhatsAppMessage.updateByWhatsAppId(tenantId, whatsappMessageId, {
status
});
logger.info('Message status updated for tenant', {
tenantId,
whatsappMessageId,
status
});
} catch (error) {
logger.error('Error updating message status for tenant', {
tenantId,
whatsappMessageId,
status,
error: error.message
});
}
}
/**
* Get message type from content
* @param {Object} message - WhatsApp message
* @returns {string} Message type
*/
getMessageType(message) {
const msg = message.message;
if (!msg) return 'text';
if (msg.imageMessage) return 'image';
if (msg.videoMessage) return 'video';
if (msg.audioMessage) return 'audio';
if (msg.documentMessage) return 'document';
if (msg.stickerMessage) return 'sticker';
if (msg.locationMessage) return 'location';
if (msg.contactMessage) return 'contact';
return 'text';
}
/**
* Get message content
* @param {Object} message - WhatsApp message
* @returns {string|null} Message content
*/
getMessageContent(message) {
const msg = message.message;
if (!msg) return null;
if (msg.conversation) return msg.conversation;
if (msg.extendedTextMessage) return msg.extendedTextMessage.text;
if (msg.imageMessage?.caption) return msg.imageMessage.caption;
if (msg.videoMessage?.caption) return msg.videoMessage.caption;
if (msg.documentMessage?.caption) return msg.documentMessage.caption;
return null;
}
}
module.exports = WhatsAppMessageHandler;
|